1 /*-
54  * 0 - disabled
55  * 1 - enable error messages (EPRINTF)
56  * 2 - enable error and debug messages (DPRINTF)
88 	timo *= 10; /* Timeout is in milliseconds, we delay in 100us */  in opal_ipmi_recv()
94 		err = opal_call(OPAL_IPMI_RECV, sc->sc_interface,  in opal_ipmi_recv()
95 		    vtophys(sc->sc_msg), vtophys(msg_len));  in opal_ipmi_recv()
100 		if (timo-- <= 0) {  in opal_ipmi_recv()
101 			sc->sc_timedout = 1;  in opal_ipmi_recv()
112 		    sc->sc_msg->data[0], *msg_len);  in opal_ipmi_recv()
130 	sc->sc_msg->version = OPAL_IPMI_MSG_FORMAT_VERSION_1;  in opal_ipmi_discard_msgs()
132 	/* Wait up to 100ms for the 1st timedout message. */  in opal_ipmi_discard_msgs()
136 		/* Wait only 10ms for the remaining messages. */  in opal_ipmi_discard_msgs()
141 	sc->sc_timedout = 0;  in opal_ipmi_discard_msgs()
155 	if (sc->sc_timedout)  in opal_ipmi_polled_request()
159 	sc->sc_msg->version = OPAL_IPMI_MSG_FORMAT_VERSION_1;  in opal_ipmi_polled_request()
160 	sc->sc_msg->netfn = req->ir_addr;  in opal_ipmi_polled_request()
161 	sc->sc_msg->cmd = req->ir_command;  in opal_ipmi_polled_request()
163 	if (req->ir_requestlen > IPMI_MAX_RX) {  in opal_ipmi_polled_request()
167 	memcpy(sc->sc_msg->data, req->ir_request, req->ir_requestlen);  in opal_ipmi_polled_request()
169 	msg_len = sizeof(*sc->sc_msg) + req->ir_requestlen;  in opal_ipmi_polled_request()
170 	err = opal_call(OPAL_IPMI_SEND, sc->sc_interface, vtophys(sc->sc_msg),  in opal_ipmi_polled_request()
173 	DPRINTF("SEND: cmd=%02x netfn=%02x len=%ld -> %d",  in opal_ipmi_polled_request()
174 	    sc->sc_msg->cmd, sc->sc_msg->netfn, msg_len, err);  in opal_ipmi_polled_request()
197 		req->ir_replylen = msg_len - sizeof(struct opal_ipmi_msg) - 1;  in opal_ipmi_polled_request()
198 		req->ir_replylen = min(req->ir_replylen, req->ir_replybuflen);  in opal_ipmi_polled_request()
199 		memcpy(req->ir_reply, &sc->sc_msg->data[1], req->ir_replylen);  in opal_ipmi_polled_request()
200 		req->ir_compcode = sc->sc_msg->data[0];  in opal_ipmi_polled_request()
210 	if (!ofw_bus_is_compatible(dev, "ibm,opal-ipmi"))  in opal_ipmi_probe()
225 	IPMI_LOCK(&sc->ipmi);  in opal_ipmi_loop()
226 	while ((req = ipmi_dequeue_request(&sc->ipmi)) != NULL) {  in opal_ipmi_loop()
227 		IPMI_UNLOCK(&sc->ipmi);  in opal_ipmi_loop()
230 			IPMI_IO_LOCK(&sc->ipmi);  in opal_ipmi_loop()
232 			IPMI_IO_UNLOCK(&sc->ipmi);  in opal_ipmi_loop()
234 		req->ir_error = err == 0 ? 0 : EIO;  in opal_ipmi_loop()
235 		IPMI_LOCK(&sc->ipmi);  in opal_ipmi_loop()
236 		ipmi_complete_request(&sc->ipmi, req);  in opal_ipmi_loop()
238 	IPMI_UNLOCK(&sc->ipmi);  in opal_ipmi_loop()
246 	return (kproc_create(opal_ipmi_loop, sc, &sc->ipmi_kthread, 0, 0,  in opal_ipmi_startup()
247 	    "%s: opal", device_get_nameunit(sc->ipmi_dev)));  in opal_ipmi_startup()
257 		IPMI_LOCK(&sc->ipmi);  in opal_ipmi_driver_request()
259 		IPMI_UNLOCK(&sc->ipmi);  in opal_ipmi_driver_request()
264 	req->ir_error = err;  in opal_ipmi_driver_request()
277 	if (OF_getencprop(ofw_bus_get_node(dev), "ibm,ipmi-interface-id",  in opal_ipmi_attach()
282 	sc->sc_interface = ifid;  in opal_ipmi_attach()
283 	sc->ipmi.ipmi_startup = opal_ipmi_startup;  in opal_ipmi_attach()
284 	sc->ipmi.ipmi_driver_request = opal_ipmi_driver_request;  in opal_ipmi_attach()
285 	sc->ipmi.ipmi_enqueue_request = ipmi_polled_enqueue_request;  in opal_ipmi_attach()
286 	sc->ipmi.ipmi_driver_requests_polled = 1;  in opal_ipmi_attach()
287 	sc->ipmi.ipmi_dev = dev;  in opal_ipmi_attach()
289 	sc->sc_msg = malloc(sizeof(struct opal_ipmi_msg) + IPMI_MAX_RX, M_IPMI,  in opal_ipmi_attach()
307 		free(sc->sc_msg, M_IPMI);  in opal_ipmi_detach()